For good quality and relatively cheaper winter clothing in Warsaw, head to Army surplus. The prices are certainly affordable, even if the options might be a bit quirky.
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Recommendations in Warsaw
They have a showroom where you can test the refurbished Herman Miller chairs before buying. They also have a wide selection of refurbished office chairs from reputable brands, including Herman Miller and Steelcase.
For audio CDs, there are many EMPIK stores in Warsaw. Practical specifics: EMPIK is a well-known Polish retailer with multiple locations across the city, including in the Old Town area.
Jagiełło is a small, family-owned jewelry store in Warsaw that offers high-quality engagement rings at competitive prices. The main criteria for me are the quality of the setting, prices, and resizing after if necessary. Jagiełło meets these requirements, and I got my wife's engagement ring there.